Specifications

90 InRow Chilled Water Air Conditioners Technical Specifications 990-4618C-001
23. Fan Power Supply Fault (ACRC301 series only)
24. Fan run hours exceeded (ACRC500/ACRP500 series only)
25. Condensate run hours exceeded (ACRC500/ACRP500 series only)
26. Humidifier water conductivity high violation (ACRP500 series only)
27. Humidifier fault tolerance exceeded (ACRP500 series only)
28. Humidifier low water (ACRP500 series only)
29. Humidifier excessive output reduction (ACRP500 series only)
30. Humidifier drain fault (ACRP500 series only)
31. Humidifier cylinder full (ACRP500 series only)
32. Humidifier replace cylinder (ACRP500 series only)
33. Humidifier RS485 communication fault (ACRP500 series only)
34. Humidity high/low violation (ACRC500/ACRP500 series only)
35. Supply humidity sensor fault (ACRC500/ACRP500 series only)
36. Return humidity sensor fault (ACRP500 series only)
37. Heater fault (ACRP500 series only)
38. Heater run hours exceeded (ACRP500 series only)
39. Group communication fault (ACRC500/ACRP500 series only)
40. Invalid supply setpoint (ACRC500/ACRP500 series only)
41. Link Isolation Relay Fault (ACRC500/ACRP500 series only)
4. Logging
a. The microprocessor controller shall log and display all available events. Each alarm log shall
contain a time/date stamp. Controller shall display the run-time hours for major components.
H. NETWORK MANAGEMENT CARD
1. The unit shall include a network management card to provide management through a computer
network through TCP/IP. Management through the network should include the ability to change set
points as well as view and clear alarms.
I. COOLING COIL
1. ACRC301S
a. The cooling coil shall use a raised lance type aluminum fin and 9.5-mm (3/8-in. OD) copper
tube coils. Coil end supports shall be a minimum 18 gauge galvanized steel. Coil shall be rated
for a maximum pressure of 2070 kPa (300 psig). The coil is configured in a counterflow
arrangement to enhance heat transfer efficiency.
2. ACRC301H
a. The cooling coil shall use a corrugated type horizontal aluminum fin and 9.5-mm (3/8-in. OD)
vertical copper tube coils. Fin shall be a minimum of 0.0055-in. thick. Tube wall shall be a
minimum of 0.016-in. thick. Coil tube sheets shall be a minimum 18 gauge G90 galvanized
steel. The coil shall be rated for a maximum pressure of 2070 kPa (300 psig). The coil is
configured in a counterflow arrangement to enhance heat transfer efficiency
3. ACRC500/ACRP500 series
a. The cooling coil shall use a raised lance type corrugated aluminum fin and 12.7-mm (1/2-in.)
OD copper tube coils. Fin shall be a minimum of 0.0055-in. thick. Tube wall shall be a